11354013553 has 4 divisors (see below), whose sum is σ = 11363193460. Its totient is φ = 11344833648.

The previous prime is 11354013481. The next prime is 11354013571. The reversal of 11354013553 is 35531045311.

11354013553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6839786209 + 4514227344 = 82703^2 + 67188^2 .

It is a cyclic number.

It is not a de Polignac number, because 11354013553 - 2²⁵ = 11320459121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11354013053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4588098 + ... + 4590571.

It is an arithmetic number, because the mean of its divisors is an integer number (2840798365).

Almost surely, 2^11354013553 is an apocalyptic number.

It is an amenable number.

11354013553 is a deficient number, since it is larger than the sum of its proper divisors (9179907).

11354013553 is an equidigital number, since it uses as much as digits as its factorization.

11354013553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9179906.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 11354013553 its reverse (35531045311), we get a palindrome (46885058864).

The spelling of 11354013553 in words is "eleven billion, three hundred fifty-four million, thirteen thousand, five hundred fifty-three".